condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.04324466666666666 0.0 0.129734 Rhizome 0.0 0.0 0.0 Root 2.0201 0.0 4.88751